Home / 6,312.16-9,467.88-1,929.52

Finding the Fourth Proportional to 6,312.16, 9,467.88 and 1,929.52

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Solution

The fourth proportional to 6,312.16, 9,467.88 and 1,929.52 is: 2,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312.16 : 9,467.88 = 1,929.52 : x
  2. Step 2: Convert to fraction form
    6,312.16/9,467.88 = 1,929.52/x
  3. Step 3: Cross multiply
    6,312.16x = 9,467.88 × 1,929.52
  4. Step 4: Simplify right side
    6,312.16x = 18,268,463.82
  5. Step 5: Solve for x
    x = 18,268,463.82/6,312.16
  6. Step 6: Final answer
    x = 2,894.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.